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(11)

EP 2 475 691 A1

(12)

(43) Date of publication: 18.07.2012 Bulletin 2012/29 (21) Application number: 10755258.0 (22) Date of filing: 08.09.2010

(51) International Patent Classification (IPC):  C08F 10/00(2006.01) C08F 2/14(2006.01) C08F 2/00(2006.01) C08F 4/24(2006.01) (86) International application number: PCT/US2010/002448 (87) International publication number: WO 2011/031309 (17.03.2011 Gazette 2011/11)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 11.09.2009 US 584755 (71) Applicant: Ineos Usa Llc Lisle, IL 60532 (US)	(72) Inventors: GROSJEAN, Abel Shoreacres TX 77571 (US) STEINER, William Houston Texas 77058 (US) KILLOUGH, James M. Houston Texas 77079 (US) SHERRILL, Shirley W. US (US) (74) Representative: Smith, Julian Philip Howard  Mathisen & Macara LLP 120 Bridge Road Chertsey Surrey KT16 8LA Surrey KT16 8LA (GB)